Weather History for Nantucket, MA

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Tuesday, December 18, 2012

  Actual Average Record
Temperature  
Mean Temperature 48 °F -  
Max Temperature 52 °F 40 °F 54 °F (2006)
Min Temperature 45 °F 26 °F 16 °F (1953)
Degree Days  
Heating Degree Days 16    
Moisture  
Dew Point 49 °F    
Average Humidity 97    
Maximum Humidity 100    
Minimum Humidity 88    
Precipitation  
Precipitation 0.33 in - - ()
Sea Level Pressure  
Sea Level Pressure 29.53 in    
Wind  
Wind Speed 10 mph (SSE)    
Max Wind Speed 15 mph    
Max Gust Speed 20 mph    
Visibility 5 miles    
Events Rain    
Averages and records for this station are not official NWS values.
T = Trace of Precipitation, MM = Missing Value Source: NWS Daily Summary

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Date:

Astronomy

Dec. 18, 2012 Rise Set
Actual Time 7:01 AM EST 4:13 PM EST
Civil Twilight 6:29 AM EST 4:44 PM EST
Nautical Twilight 5:54 AM EST 5:19 PM EST
Astronomical Twilight 5:21 AM EST 5:52 PM EST
Moon 10:36 AM EST (12/18) 10:39 PM EST (12/18)
Length of Visible Light 10h 14m
Length of Day
9h 12m
Waxing Crescent, 34% of the Moon is Illuminated
Dec 18
Waxing Crescent
Dec 20
First Quarter
Dec 28
Full
Jan 4
Last Quarter
Jan 11
New

Hourly Weather History & Observations

Time (EST) Temp. Windchill Dew Point Humidity Pressure Visibility Wind Dir Wind Speed Gust Speed Precip Events Conditions
12:22 AM 50.0 °F - 48.2 °F 94% 29.69 in 2.5 mi ENE 11.5 mph - 0.00 in Rain Light Rain
12:29 AM 50.0 °F - 48.2 °F 94% 29.69 in 3.0 mi ENE 10.4 mph - 0.00 in Rain Light Rain
12:53 AM 50.0 °F - 48.9 °F 96% 29.69 in 3.0 mi ENE 12.7 mph - 0.00 in   Overcast
1:53 AM 50.0 °F - 48.9 °F 96% 29.65 in 7.0 mi ENE 12.7 mph - N/A   Overcast
2:41 AM 50.0 °F - 50.0 °F 100% 29.62 in 1.8 mi NE 10.4 mph - N/A   Overcast
2:53 AM 50.0 °F - 48.9 °F 96% 29.61 in 1.0 mi NE 9.2 mph - 0.00 in Rain Light Rain
3:07 AM 50.0 °F - 50.0 °F 100% 29.61 in 0.8 mi NE 6.9 mph - 0.00 in Rain Light Rain
3:53 AM 52.0 °F - 51.1 °F 97% 29.60 in 1.2 mi ESE 5.8 mph - 0.01 in Rain Light Rain
4:03 AM 51.8 °F - 51.8 °F 100% 29.60 in 3.0 mi ESE 6.9 mph - 0.01 in Rain Rain
4:12 AM 51.8 °F - 50.0 °F 94% 29.60 in 3.0 mi ESE 6.9 mph - 0.02 in Rain Light Rain
4:23 AM - - - N/A% 29.59 in 4.0 mi ESE 6.9 mph - 0.04 in Rain Rain
4:30 AM - - - N/A% 29.59 in 3.0 mi ESE 5.8 mph - 0.05 in Rain Light Rain
4:53 AM - - - N/A% 29.58 in 2.0 mi ESE 10.4 mph - 0.09 in Rain Rain
5:00 AM - - - N/A% 29.57 in 1.8 mi SE 9.2 mph - 0.00 in Rain Light Rain
5:53 AM - - - N/A% 29.58 in 1.8 mi SE 6.9 mph - 0.03 in Rain Light Rain
6:02 AM - - - N/A% 29.57 in 1.8 mi SE 5.8 mph - 0.02 in Rain Rain
6:14 AM - - - N/A% 29.56 in 2.0 mi ESE 6.9 mph - 0.07 in Rain Rain
6:48 AM - - - N/A% 29.56 in 1.5 mi SE 9.2 mph - 0.12 in Rain Light Rain
6:53 AM - - - N/A% 29.56 in 1.8 mi SE 9.2 mph - 0.13 in Rain Light Rain
7:12 AM - - - N/A% 29.55 in 2.0 mi SE 11.5 mph - 0.05 in Rain Rain
7:25 AM 50.0 °F - 50.0 °F 100% 29.55 in 1.8 mi SE 10.4 mph - 0.05 in Rain Light Rain
7:37 AM 50.0 °F - 50.0 °F 100% 29.55 in 2.5 mi SE 8.1 mph - 0.05 in   Overcast
7:53 AM 50.0 °F - 50.0 °F 100% 29.55 in 2.0 mi SE 11.5 mph - 0.05 in Rain Light Rain
8:00 AM 50.0 °F - 50.0 °F 100% 29.54 in 5.0 mi SE 8.1 mph - 0.00 in Rain Light Rain
8:14 AM 50.0 °F - 50.0 °F 100% 29.53 in 5.0 mi SE 11.5 mph - 0.00 in Rain Light Rain
8:53 AM 51.1 °F - 51.1 °F 100% 29.52 in 4.0 mi SE 12.7 mph - 0.01 in Rain Light Rain
9:49 AM 51.8 °F - 51.8 °F 100% 29.51 in 4.0 mi SE 12.7 mph - 0.00 in   Overcast
9:53 AM 51.1 °F - 51.1 °F 100% 29.52 in 3.0 mi SSE 12.7 mph - 0.00 in   Overcast
9:59 AM 50.0 °F - 50.0 °F 100% 29.51 in 4.0 mi SSE 11.5 mph - N/A   Overcast
10:20 AM 51.8 °F - 51.8 °F 100% 29.51 in 2.0 mi South 11.5 mph 19.6 mph 0.00 in Rain Light Rain
10:28 AM 51.8 °F - 51.8 °F 100% 29.50 in 1.0 mi South 11.5 mph 19.6 mph 0.01 in Rain Light Rain
10:53 AM 51.1 °F - 51.1 °F 100% 29.49 in 3.0 mi South 10.4 mph - 0.01 in Rain Light Rain
11:22 AM 51.8 °F - 51.8 °F 100% 29.49 in 4.0 mi South 10.4 mph - 0.00 in   Overcast
11:29 AM 51.8 °F - 51.8 °F 100% 29.48 in 4.0 mi SSW 10.4 mph - 0.00 in   Overcast
11:53 AM 51.1 °F - 51.1 °F 100% 29.47 in 4.0 mi SSW 8.1 mph - 0.00 in   Overcast
12:53 PM 52.0 °F - 51.1 °F 97% 29.46 in 7.0 mi WSW 11.5 mph - N/A   Overcast
1:53 PM 52.0 °F - 51.1 °F 97% 29.45 in 8.0 mi SW 10.4 mph - N/A   Clear
2:36 PM 51.8 °F - 50.0 °F 94% 29.44 in 8.0 mi SW 9.2 mph - N/A   Mostly Cloudy
2:53 PM 51.1 °F - 48.9 °F 92% 29.44 in 8.0 mi WSW 13.8 mph - N/A   Mostly Cloudy
3:00 PM 51.8 °F - 48.2 °F 88% 29.44 in 10.0 mi West 13.8 mph - N/A   Overcast
3:53 PM 48.9 °F - 48.0 °F 97% 29.44 in 10.0 mi WSW 13.8 mph - N/A   Overcast
4:53 PM 48.9 °F - 48.0 °F 97% 29.45 in 8.0 mi WSW 10.4 mph - N/A   Overcast
5:53 PM 48.0 °F - 46.0 °F 93% 29.46 in 10.0 mi West 12.7 mph - N/A   Overcast
6:53 PM 46.9 °F - 46.0 °F 97% 29.47 in 10.0 mi West 11.5 mph - N/A   Scattered Clouds
7:14 PM 46.4 °F 40.1 °F 46.4 °F 100% 29.47 in 10.0 mi West 15.0 mph - N/A   Mostly Cloudy
7:51 PM 46.4 °F 41.1 °F 44.6 °F 93% 29.46 in 10.0 mi WSW 11.5 mph - N/A   Scattered Clouds
7:53 PM 46.0 °F 40.6 °F 45.0 °F 96% 29.46 in 10.0 mi WSW 11.5 mph - N/A   Mostly Cloudy
8:13 PM 46.4 °F 40.7 °F 44.6 °F 93% 29.46 in 10.0 mi West 12.7 mph - N/A   Clear
8:53 PM 45.0 °F 40.1 °F 44.1 °F 97% 29.46 in 10.0 mi West 9.2 mph - N/A   Clear
9:53 PM 45.0 °F 40.6 °F 44.1 °F 97% 29.45 in 10.0 mi WSW 8.1 mph - N/A   Partly Cloudy
10:53 PM 46.0 °F 41.9 °F 45.0 °F 96% 29.44 in 7.0 mi WSW 8.1 mph - N/A   Mostly Cloudy
11:53 PM 46.9 °F - 45.0 °F 93% 29.44 in 10.0 mi West 10.4 mph - 0.00 in Rain Light Rain